Trust is essential when managing high-volume, complex financial operations. Cass Information Systems, Inc. provides the stability and intelligence enterprises need to optimize every operational expense from invoice to payment. We help clients turn complexity into clear, defensible decisions. Supported by intelligent automation, precise auditing, and actionable insights, organizations gain a more reliable, structured way to manage their recurring expenses. With decades of experience in complex spend categories like transportation and facilities, Cass helps clients achieve: Greater visibility Enhanced control Measurable cost savings Financial security is central to the Cass mission. Cass Commercial Bank, a wholly owned subsidiary, strengthens our services through secure, scalable financial operations. More than $90 billion is disbursed annually on behalf of Cass clients. Cass (Nasdaq: CASS) is part of the Russell 2000® Index.
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The Cass Information Systems annual revenue was $219.9 million in 2026.
Martin Resch is the President and Chief Executive Officer of Cass Information Systems.
560 people are employed at Cass Information Systems.
Cass Information Systems is based in St. Louis, Missouri.
The NAICS codes for Cass Information Systems are [5416, 541, 54161, 54, 541611, 5415, 541512, 54151].
The SIC codes for Cass Information Systems are [737, 7371, 7373, 73].